Ross RXT150P Installation, Use And Maintenance Manual Download Page 11

Page 11 

RXT150P 

THERMOSTATIC PROTECTION 

This welder is automatically protected from overheating by a thermal overload cut out protec-

tor. If the transformer overheats the overload cut out protector will activate and cut off. The 

amber light will illuminate to show that the cut out has operated. 

After  cooling the protector will reconnect  the supply circuit and the welder will be ready for 

further use. 

NOTE: If the duty cycle of the machine is exceeded the thermostatic protection will activate.  

MAINTENANCE 

WARNING! 

Before starting any cleaning, or maintenance procedures on 

the welding machine, make sure that it is switched Off and 

disconnected from the mains supply. 

There are no user serviceable parts inside the welder. Refer to qualified service personnel if 

any internal maintenance is required. 

Switch off the welding machine and disconnect it from the power supply before replacing con-

sumable torch parts. Allow to cool before handling. 

After use, allow the welder to cool down and then remove any unconsumed wire from the 

torch and torch hose by releasing the tension screw and rotating the reel in an anti-clockwise 

direction. 

TORCH 

Do not put the torch or its cable on hot work pieces; this would cause the insulating materials 

to melt, making the torch unusable.  

 

Every time the wire reel is changed, clean out the wire-guide and check the wire liner for 

build up of dust and other contaminants. This increases friction and can lead to erratic wire 

feed and jamming. Replace when necessary. 

 

Daily: Check the wear and correct assembly of the  consumable parts at the end of the torch; 

swan neck, nozzle, contact tip. Replace when necessary.  

WIRE FEEDER 

Make frequent checks on the state of wear of the wire feed rollers, regularly remove the 

metal dust deposited in the feeder area (rollers and wire-guide in-feed and out- feed) 

OTHER 

Make sure that the earth clamp is kept clean and in good working order. 

Keep the cooling vents clear and clean the outer casing with a soft cloth. 

Summary of Contents for RXT150P

Page 1: ...nformation warnings and cautions Failure to comply with instructions could result in personal injury and or damage to product or property Please retain instructions for future reference Mig Welder Mod...

Page 2: ...nual arc welding only It has been designed and manufactured specifically for continuous MIG welding of carbon or mild steels with and without protective gas using appropriate cored tubular electrode w...

Page 3: ...long period Do not touch the weld or the work piece unless you are wearing welding gloves Always use pliers or tongs Never touch the welded material with bare hands until it has been allowed to cool W...

Page 4: ...okers or peo ple just passing by Use screens if necessary or non reflecting curtains KEEP CHILDREN AND ANIMALS AWAY Do not let children or animals have access to the welding equipment or to the work a...

Page 5: ...n a single piece or on pieces that are connected may generate a dangerous accumulation of no load voltage be tween two different electrode holders or torches the value of which may reach double the al...

Page 6: ...n materials cleaned with chlorinated solvents or near such substances Remove all flammable materials e g wood paper rags etc from the working area WARNING Do not weld on containers or piping that cont...

Page 7: ...Read operator s manual Ground Single phase transformer Rectified 1 50Hz Mains supply single phase A C 50 Hz RCM Marking indicating compliance to relevant Australian standards Mig Welding Outputs direc...

Page 8: ...N 2 MAX 1 MAX 2 3 Wire speed adjustment knob Adjust this knob to set the wire feeding speed 4 Earth cable Use earth clamp to connect earth cable with work piece 5 Welding outlet The torch is installed...

Page 9: ...and open the upper roller arm Without letting the wire un spool cut the end of the wire of cleanly leaving no kinks the feed about 30cm of the wire through the guide tube and into the wire liner by h...

Page 10: ...safety glasses when brushing or chipping slag from the weld POLARITY SELECTION The correct polarity must be set for the type of welding When using flux cored wire gasless connect the negative terminal...

Page 11: ...g con sumable torch parts Allow to cool before handling After use allow the welder to cool down and then remove any unconsumed wire from the torch and torch hose by releasing the tension screw and rot...

Page 12: ...and screw on the regulator fully BUT DO NOT OVER TIGHTEN 2 Simply push the gas hose at the rear of the machine into the gas regulator outlet as far as possible and release This is a self sealing coup...

Page 13: ...place liner 3 Poor weld pene tration Low input voltage Check that if input volt age is the same with rated voltage Bad connection Check grounding cable clamp make sure of a good connection Contact tip...

Page 14: ...eed control PCB 5 Wire spool holder 33 Weld current switch 10 11 Gas bottle holders 12 Mains Cable 14 Handle 28 Earth lead 16 Rectifier assy 29 Torch assy 18 Fan Blade 32 Mains switch 18 Fan Motor 4 A...

Page 15: ...parts or at our discretion replace the unit free of charge This guarantee does not cover defects caused by or resulting from misuse abuse or ne glect trade professional or hire use repairs attempted b...

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